Director:
Ivan Reitman

Casting:
Bill Murray,
Harold Ramis,
Warren Oates,

USA, 1981

Director:
Jean-Claude Lord

Casting:
Jeff Conaway,
Irena Ferris,
Cathie Shirriff,

Canada, 1984

Director:
John Astin Alex March

Casting:
Tony Roberts,
Squire Fridell,
Jane Elliot,

USA, 1977

Director:
Harry Kerwin Wayne Crawford

Casting:
Wayne Crawford,
Jason Evers,
Roberta Leighton,

USA, 1978